IMPAIRS
11
Scrabble
13
WWF
I(1) M(3) P(3) A(1) I(1) R(1) S(1)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
verb
- To weaken; to affect negatively; to have a diminishing effect on.
- To grow worse; to deteriorate.
Source: Wiktionary